Consider the following statements: In the 2's complement representation, negative numbers are stored in sign magnitude form.Taking 2's complement is equivalent to sign change.In a 4 bit complement representation of a binary number A.In the 2's complement representation the most significant bit (MSB) is zero for a positive number. Of these, the only true statements are

• A. (I) and (III)
• B. (I) and (IV)
• C. (II) and (III)
• D. (II) and (IV)